US Army
1,358,391 members•89,925 units
Opening branch overview
Building the branch home surface
Loading branch highlights, featured unit context, and gallery moments.
Overview
Members
Units
Over 3,064,780 active members
1,358,391 members•89,925 units
Building the branch home surface
Loading branch highlights, featured unit context, and gallery moments.
Building the branch units surface
Loading unit filters, rankings, and the branch unit grid.
1:15th Infantry
U.S. Army
The 1st Battalion, 15th Infantry Regiment (“1/15th Infantry”) is a distinguished unit of the United States Army with origins dating back to 1861. The regiment saw extensive service during the American Civil War and later fought with valor in the Spanish-American War, World War I, and World War II. In World War II, the 1/15th Infantry was part of the 3rd Infantry Division and participated in major campaigns including North Africa, Sicily, Italy, and France. The battalion also served with distinction in the Korean War, Vietnam War, and has been deployed in recent conflicts such as Operation Iraqi Freedom, upholding a legacy of courage and excellence.
1:39th Infantry
U.S. Army
The 1st Battalion, 39th Infantry Regiment (1-39 IN), known as the "Fighting Falcons," was first constituted in 1917 and has played a significant role in various U.S. military campaigns. The unit saw extensive combat in World War II with the 9th Infantry Division, participating in the North African, Sicilian, and European campaigns, including the Normandy invasion and the Battle of the Bulge. During the Vietnam War, the 1/39th Infantry was again activated and distinguished itself in numerous operations from 1966 to 1969, earning several unit commendations. In modern times, the battalion has served primarily as a training unit at Fort Jackson, South Carolina, preparing new soldiers for service in the U.S. Army.
4th Infantry
U.S. Army
The 4th Infantry Division, known as the "Ivy Division," was first activated in 1917 and participated in major campaigns during World War I, including the Meuse-Argonne Offensive. During World War II, the division famously landed at Utah Beach on D-Day, June 6, 1944, playing a critical role in the Normandy invasion and the subsequent liberation of France. In the Vietnam War, the 4th Infantry Division conducted extensive combat operations in the Central Highlands. In the 21st century, the division has served multiple deployments in Iraq and Afghanistan, continuing its legacy as one of the U.S. Army’s most storied and decorated units.
702nd Maintenance Battalion
U.S. Army
The 702nd Maintenance Battalion is a key support unit of the United States Army, originally constituted during the Korean War era to provide essential maintenance and logistical support to combat operations. Stationed primarily with the 2nd Infantry Division, the battalion has played a vital role in ensuring the operational readiness of vehicles, weapon systems, and equipment, particularly on the Korean Peninsula. Throughout its history, the 702nd has participated in numerous exercises and real-world contingencies, contributing to the division’s ability to deter aggression and maintain stability in Northeast Asia. The battalion continues to uphold a reputation for technical excellence and mission readiness in support of U.S. and allied forces.
123rd Signal Battalion
U.S. Army
The 123rd Signal Battalion was constituted in the United States Army in 1917 and has a distinguished history of providing communications support to military operations. Initially activated during World War I, the unit supported battlefield communications, a vital role it continued in World War II, notably supporting the 3rd Infantry Division during campaigns in North Africa, Italy, France, and Germany. The battalion was later reactivated during the Cold War and served through multiple deployments, including peacekeeping missions and operations in the Balkans. The 123rd Signal Battalion was inactivated in the early 2000s as part of Army force restructuring, but its legacy of technological innovation and steadfast support endures.
75TH RANGER
U.S. Army
The 75th Ranger Regiment, often simply called the 75th Rangers, is an elite airborne light infantry unit of the United States Army. Its lineage traces back to World War II, when Ranger battalions spearheaded Allied operations in Europe and the Pacific. Reactivated in 1974, the modern regiment has since participated in key operations including the invasions of Grenada and Panama, the Gulf War, and major campaigns in Afghanistan and Iraq. Renowned for their rigorous selection process and specialized training, the 75th Rangers are tasked with direct action raids, airfield seizures, and special reconnaissance missions worldwide.
1:44th ADA
U.S. Army
The 1st Battalion, 44th Air Defense Artillery Regiment (1-44th ADA) traces its lineage to its constitution in 1917 as part of the Coast Artillery Corps. During World War II, the unit served in the Pacific Theater, participating in campaigns such as Leyte and Okinawa. Reactivated and re-designated multiple times throughout the Cold War, 1-44th ADA transitioned to air defense roles, employing systems such as the HAWK and later the Patriot missile systems. In recent decades, the battalion has deployed in support of operations in the Middle East, providing critical air and missile defense for U.S. and allied forces.
143rd Signal Battalion
U.S. Army
The 143rd Signal Battalion was a communications unit of the United States Army, originally constituted during World War II. Activated in 1942, it provided critical signal support for command and control, ensuring reliable communications across various theaters of operation. The battalion was later assigned to the 3rd Infantry Division, where it played a vital role in both European campaigns and later Cold War missions. Following decades of service, the 143rd Signal Battalion was inactivated in 2004 as part of Army transformation efforts, with its legacy carried on by successor signal units.
2nd Combat Engineers
U.S. Army
The 2nd Combat Engineers is a distinguished military unit known for providing critical engineering support to combat operations. Originally formed to enhance mobility, survivability, and countermobility for frontline forces, the unit has participated in numerous major conflicts, including World War II, the Korean War, and operations in the Middle East. Their expertise includes breaching obstacles, constructing defensive positions, and executing demolitions under fire. The 2nd Combat Engineers have earned multiple commendations for their bravery and technical proficiency, solidifying their reputation as a vital component of combined arms operations.
34th Signal Battalion
U.S. Army
The 34th Signal Battalion was originally constituted on 11 May 1942 in the Army of the United States and activated at Camp Crowder, Missouri. During World War II, the battalion provided critical communications support throughout the European Theater, participating in campaigns such as Normandy, Northern France, Rhineland, Ardennes-Alsace, and Central Europe. After the war, the unit was inactivated in 1946 but was later reactivated and served in various capacities, supporting U.S. Army operations during the Cold War and into the modern era. The 34th Signal Battalion remains recognized for its excellence in delivering reliable communication networks to enable command and control for military operations.
HEADQUARTERS AND HEADQUARTERS COMPANY
U.S. Army
**Headquarters and Headquarters Company (HHC)** serves as the central command element for military battalions, brigades, or higher formations. Traditionally, HHC was established to provide administrative, logistical, and operational support to the unit’s staff and commanding officers. Over the years, HHC has played a pivotal role in coordinating mission planning, intelligence, communications, and personnel management during both peacetime and combat operations. The company’s flexibility and organizational structure have allowed it to adapt to evolving mission requirements across multiple conflicts, ensuring effective command and control for its parent unit.
1:46th Infantry
U.S. Army
The 1st Battalion, 46th Infantry Regiment (1/46th Infantry) was originally constituted in 1917 as part of the U.S. Army during World War I. The battalion is most renowned for its service as part of the 196th Light Infantry Brigade in the Vietnam War, where it participated in major operations such as Operation Wheeler/Wallowa and Operation Frederick Hill. Throughout its history, the 1/46th Infantry has earned a reputation for bravery and professionalism in combat, receiving several unit citations and commendations. Today, the unit continues its legacy as part of the U.S. Army's training mission, shaping new generations of infantry soldiers.
23rd Engineers
U.S. Army
The 23rd Engineers is a distinguished unit in the United States Army, originally constituted during World War I. Activated in 1917, the unit provided essential engineering support for American Expeditionary Forces in France, constructing roads, bridges, and defensive positions. The battalion was reactivated during World War II, where it played a crucial role in both European and Pacific Theaters, contributing to numerous campaigns. In the years since, the 23rd Engineers have continued to serve in various conflicts and peacekeeping missions, maintaining a proud tradition of technical expertise and combat support.
KMAG
U.S. Army
1:10th FA
U.S. Army
The 1st Battalion, 10th Field Artillery Regiment (1/10th FA) was first constituted in 1916 and organized at Camp Stewart, Texas. The unit saw distinguished service during World War I as part of the 3rd Division, notably earning its motto "The Rock's Support" for its role in the defense of the Marne. Throughout World War II, 1/10th FA participated in campaigns across North Africa, Sicily, Italy, France, and Germany, providing critical artillery support. In subsequent years, the battalion has served in various capacities, including during the Korean War, and is currently assigned to the 3rd Infantry Division, continuing its legacy of excellence and readiness.
1:32nd Infantry
U.S. Army
The 1st Battalion, 32nd Infantry Regiment, known as the "Queen's Own," was originally constituted in 1916 and has since played a significant role in U.S. Army history. It distinguished itself in World War II with campaigns in the Pacific, notably in New Guinea and the Philippines. During the Korean War, the battalion was instrumental in the defense of the Pusan Perimeter and the breakout from the Chosin Reservoir. In more recent years, 1/32nd Infantry has deployed in support of Operation Enduring Freedom in Afghanistan, continuing its legacy of service and valor.
141st Signal Battalion
U.S. Army
The 141st Signal Battalion was originally constituted in 1940 and activated in 1941 as a communications unit in support of armored operations. During World War II, the battalion served with distinction in North Africa, Sicily, and across Europe, providing vital signal and communications support to the 1st Armored Division. Throughout the Cold War, it was stationed in Germany, maintaining readiness and supporting NATO missions. The 141st Signal Battalion later participated in Operation Desert Storm and peacekeeping operations, before being inactivated in 2007 as part of Army transformation efforts.
2AD
U.S. Army
2nd Armored Calvary
U.S. Army
The 2nd Armored Cavalry Regiment (2nd ACR), now known as the 2nd Cavalry Regiment, is one of the oldest continuously serving cavalry units in the United States Army, established in 1836. The regiment distinguished itself in numerous conflicts, including the Mexican-American War, the Civil War, and both World Wars, serving as a mechanized and later armored reconnaissance force. During the Cold War, the 2nd ACR played a key role in patrolling the Fulda Gap in Germany, prepared to counter potential Warsaw Pact advances. In more recent history, the regiment participated in Operation Desert Storm, Operation Iraqi Freedom, and missions in Afghanistan, adapting to modern reconnaissance and security operations while upholding its storied legacy.
43RD INFANTRY DIVISION
U.S. Army
173d Airborne Brigade (SEP)
U.S. Army
The 173d Airborne Brigade (Separate), known as the "Sky Soldiers," was activated in 1915 and reactivated in 1963 on Okinawa as the first major U.S. Army ground combat unit committed to the Vietnam War. The brigade made the first combat parachute assault of the war in 1967 during Operation Junction City and participated in numerous major operations, earning 14 campaign streamers and four unit citations. After Vietnam, the unit was inactivated in 1972 but reactivated in 2000 in Italy, serving as the U.S. Army’s rapid response force in Europe. Since then, the 173d has deployed to Iraq and Afghanistan, continuing its tradition of airborne excellence and readiness.
2ND AD
U.S. Army
1:75th FA
U.S. Army
The 1st Battalion, 75th Field Artillery (1/75th FA) was originally constituted in the Regular Army on 1 July 1916. It was organized at Fort Sill, Oklahoma, and served with distinction in World War I, providing artillery support during major campaigns in France. During World War II, the unit participated in multiple operations across the European Theater, earning several campaign streamers for its effective fire support. Over the decades, the 1/75th FA has continued to evolve, supporting U.S. Army missions and maintaining a reputation for excellence in field artillery operations.
534TH MP CO
U.S. Army